Quarter	Percent
2003-04-01	45.4540495973604
2004-04-01	45.2758475185655
2005-01-01	43.8968311317027
2005-04-01	45.3867131486482
2005-07-01	46.6379047988483
2005-10-01	45.1640061383517
2006-01-01	43.9868498759794
2006-04-01	45.4507120812692
2006-07-01	46.4684462959928
2006-10-01	45.3110367892977
2007-01-01	44.3507006895075
2007-04-01	45.4110868619068
2007-07-01	46.4498228438780
2007-10-01	45.1345516775784
2008-01-01	44.0724050983565
2008-04-01	45.3589349339062
2008-07-01	45.6400759681641
2008-10-01	44.0236477097597
2009-01-01	42.4901368110849
2009-04-01	43.2735441949083
2009-07-01	43.3919759538334
2009-10-01	41.5939379177488
2010-01-01	40.6187036685041
2010-04-01	41.5250532909491
2010-07-01	42.4453309516721
2010-10-01	41.0137824204631
2011-01-01	40.2344385695642
2011-04-01	41.6995325941861
2011-07-01	42.3212316922336
2011-10-01	41.1430858892470
2012-01-01	39.9357574626807
2012-04-01	41.4637482359359
2012-07-01	42.3017013616125
2012-10-01	41.0980082172842
2013-01-01	40.2829623813886
2013-04-01	41.8266353634397
2013-07-01	42.8116286747304
2013-10-01	41.8932600635804
2014-01-01	40.7468253369294
2014-04-01	42.5666784273713
2014-07-01	43.1041107334400
2014-10-01	42.3537843945065
2015-01-01	41.3610193728372
2015-04-01	43.0904982657684
2015-07-01	43.8731587186714
2015-10-01	43.1431608077486
2016-01-01	42.4154732853840
2016-04-01	43.6735467406309
2016-07-01	44.7648860419505
2016-10-01	43.6226482631188
2017-01-01	43.1165275340513
2017-04-01	44.4486142115347
2017-07-01	45.6368976588824
2017-10-01	44.1417550626808
2018-01-01	43.9005528165685